Home / 6,123.42-9,180.27-2,225.70

Finding the Fourth Proportional to 6,123.42, 9,180.27 and 2,225.70

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Solution

The fourth proportional to 6,123.42, 9,180.27 and 2,225.70 is: 3,336.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.42 : 9,180.27 = 2,225.70 : x
  2. Step 2: Convert to fraction form
    6,123.42/9,180.27 = 2,225.70/x
  3. Step 3: Cross multiply
    6,123.42x = 9,180.27 × 2,225.70
  4. Step 4: Simplify right side
    6,123.42x = 20,432,526.94
  5. Step 5: Solve for x
    x = 20,432,526.94/6,123.42
  6. Step 6: Final answer
    x = 3,336.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.